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Cast Iron Pneumatic Knife Valve
Gate Valve

Cast Iron Pneumatic Knife Valve

Size Range: 2" - 24"

Slider plate: Stainless steel SS304L

Spindle: Stainless steel SS303 (1.4305)

Connection: Flange PN10

Seat: EPDM

Actuation: Pneumatic Actuator

Option: Double Acting

Description

Pneumatic knife gate valves, are essential components of various industrial applications to assure accurate flow control. These valves are using materials such as stainless steel and grey cast iron.

    Product Details

    Pneumatic knife gate valves provide reliable and efficient flow control since they are constructed for throttling and on-off service. They are available in various designs, including wafer and flanged versions, with NBR, EPDM or metal seat ring seals. They can be controlled pneumatically, that contributing to automation.

    Key Features

    Designed for Tough Media

    Automatic Control

    Leak-Proof Sealing

    Corrosion-Proof

    Working Mechanism

    1.A pneumatic actuator controls the opening and closing of the knife gate valve.

    2.The actuator uses compressed air to regulate the raising and lowering of the knife gate, thereby controlling the flow of fluid or slurry.

    3.The sharp edge of the knife gate can effectively cut through thick materials, ensuring smooth fluid flow and preventing blockages

    Parts of Pneumatic Knife Gate Valve

    1.Valve Body: It is constructed of carbon steel, cast iron, or stainless steel.

    2.Knife Gate: A gate having a cutting edge which can slice through solids and slurries.

    3.Actuator: Compressed air operates valves automatically through pneumatic actuators.

    4.Seals: Leak-proof performance is achieved through seals and packing.

    5.Stem & Yoke: Enables movement by joining the actuator with the gate.

    Specification

    图纸信息

    No.

    Parts

    Materials

    1

    Body

    Ductile iron EN GJS 500-7/400-15

    2

    Wedge

    Ductile iron EN GJS 500-7/400-15 + EPDM

    3

    Wedge coating

    NBR/EPDM EN 681-1

    4

    Wedge nut

    Copper Alloy

    5

    Stem

    Stainless steel X20Cr13

    6

    Bonnet gasket

    EPDM EN681-1

    7

    Bonnet

    Ductile iron GGG50

    8

    O ring back sealing

    EPDM/NBR

    9

    Stem collar

    EPDM/NBR

    10

    O-ring

    EPDM/NBR

    11

    O-ring

    EPDM/NBR

    12

    Stuffing nut

    Copper Alloy

    13

    Dust guard

    EPDM/NBR

    14

    Hand wheel

    Ductile iron GGG50

    15

    Stem cap

    Ductile iron GGG50

    Dimensions

    Size(In) L D1 H d Bolt Size No.Bolts Weight(kg)
    2 42 114 470 45 M16 4 7
    2.5 43 127 501 60 M16 4 8
    3 45 146 550 74 M16 4 13
    4 45 178 600 93 M16 8 15
    5 52 210 715 116 M16 8 23
    6 52 235 795 138 M20 8 35
    8 65 292 995 188 M20 8 45
    10 70 356 1150 233 M20 12 75
    12 70 406 1375 281 M22 12 115
    14 70 470 1520 330 M22 12 169

    Product Packaging

    application-2
    Pneumatic Slide Valves
    application 3
    application 4
    application 5
    application 6
    01020304

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